Google engineer Matt Cutts told the audience at WordCamp this past weekend that dynamic URLs and static URLs are treated the same by Google—with the caveat that as long as there aren’t more than 2 or 3 parameters in the URL…

At which point (in 2007) Google DID recommend you rewrite your Dynamic URLS in a Static Fashion.

Myth: “Dynamic URLs cannot be crawled.”Fact: We can crawl dynamic URLs and interpret the different parameters….

At which point (in 2008) Google recommended that programmers should avoid rewriting dynamic URLs at all, unless they were diligent and really sure they knew what they were doing.

Summary: The article dated September 22, 2008 clearly states that Google can crawl dynamic URLs. We have been building association database sites for many years. We can prove these dynamic URLs index just as well as Static URLs.